What Field Sobriety Tests Are Performed?

Field sobriety tests are simple operations that police officers use to help determine intoxication. The tests were developed by the National Highway Traffic Safety Administration. The most common of these field sobriety tests (FSTs) are:

  • Horizontal gaze nystagmus (HGN) Test (following a light with your eyes)
  • Reciting the alphabet
  • Finger-to-nose test
  • Standing on one leg
  • Walk a straight line